What can I do to minimise RF and EMI problems without buying new cables?
There are a number of things you can do; 1). Ensure that all the mains connections are clean and tight. It is a good idea to twice a year check all the mains connections, tightening and cleaning every single connection on the ring main used by your Hi-Fi system. Cleaning interconnects can have a similarly beneficial effect. 2). Fit a dedicated earth connection for your system. If this is not possible, you should at least check the earth connections, tracing, cleaning and re-tightening the earth tags, so that the best possible earth is achieved. 3). Fit a dedicated ring main for your system. A ring main is better than a spur as it can carry higher current, and for a given current rating it is a lower resistance path. 4). Take a long hard look at the wall sockets you use, if they are not of the highest quality and unswitched, change them. In the UK, the MK Logic Plus sockets are superb and are available from us as Cap19 and Cap20. 5). Fit Cap10 shorting plugs to all unused sockets. 6). M
